20278523905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{22153}}^1$

素因数の和:22353

約数の個数: 32

約数和(自身を含む): 25840425600

約数和(自身を除く): 5561901695

約数列:

[1, 5, 29, 59, 107, 145, 295, 535, 1711, 3103, 6313, 8555, 15515, 22153, 31565, 110765, 183077, 642437, 915385, 1307027, 2370371, 3212185, 6535135, 11851855, 37903783, 68740759, 139851889, 189518915, 343703795, 699259445, 4055704781, 20278523905]

約数ペア:

[(1, 20278523905), (5, 4055704781), (29, 699259445), (59, 343703795), (107, 189518915), (145, 139851889), (295, 68740759), (535, 37903783), (1711, 11851855), (3103, 6535135), (6313, 3212185), (8555, 2370371), (15515, 1307027), (22153, 915385), (31565, 642437), (110765, 183077)]